ACLS PRE-TEST Exam Questions with correct Answers 2023

2. Magnesium is indicated for VF/pulseless VT associated with torsades de pointes. - Which of the following statements about the use of magnesium in cardiac arrest is most accurate? 1. Magnesium is indicated for shock-refractory monomorphic VT. 2. Magnesium is indicated for VF/pulseless VT associated with torsades de pointes. 3. Magnesium is contraindicated for VT associated with a normal QT interval. 4. Magnesium is indicated for VF refractory to shock and amiodarone or lidocaine. 1. Give aspirin 160 to 325 mg chewed immediately. - A patient with ST-segment elevation MI has ongoing chest discomfort. Fibrinolytic therapy has been ordered. Heparin 4000 units IV bolus was administered, and a heparin infusion of 1000 units per hour is being administered. Aspirin was not taken by the patient because he had a history of gastritis treated 5 years ago. Your next action is to: 1. Give aspirin 160 to 325 mg chewed immediately. 2. Give 75 mg enteric-coated aspirin orally. 3.Give 325 mg enteric-coated aspirin rectally. 4. Substitute clopidogrel 300 mg loading dose. 4. Start epinephrine 2 to 10 mcg/min. - A patient has sinus bradycardia with a heart rate of 36/min. Atropine has been administered to a total of 3 mg. A transcutaneous pacemaker has failed to capture. The patient is confused, and her blood pressure is 110/60 mm Hg. Which of the following is now indicated? 1. Give additional 1 mg atropine. 2. Start dopamine 10 to 20 mcg/kg per minute. 3. Give normal saline bolus 250 mL to 500 mL. 4. Start epinephrine 2 to 10 mcg/min.